Bug ID 679515: Connections may fail when source-port=preserve-strict on the virtual, L4 mirroring is enabled and LSN pool/AFM dynamic-pat NAPT mode is configured with default DAG

Last Modified: Mar 21, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP CGN(all modules)

Known Affected Versions:
13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3

Opened: Aug 21, 2017
Severity: 3-Major

Symptoms

Connections may fail even when no colliding flows are present that use the same translation IP and port

Impact

Connections fail

Conditions

Virtual server setting source-port=preserve-strict, L4 mirroring is enabled and LSN pool/AFM dynamic-pat NAPT mode is configured with default DAG

Workaround

None

Fix Information

None

Behavior Change